208672390

素因数分解:

$2^1\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{17203}}^1$

素因数の和:18423

約数の個数: 16

約数和(自身を含む): 375941808

約数和(自身を除く): 167269418

約数列:

[1, 2, 5, 10, 1213, 2426, 6065, 12130, 17203, 34406, 86015, 172030, 20867239, 41734478, 104336195, 208672390]

約数ペア:

[(1, 208672390), (2, 104336195), (5, 41734478), (10, 20867239), (1213, 172030), (2426, 86015), (6065, 34406), (12130, 17203)]